Added TestKitchen files

[NicolasBn]

Pull Request (PR) description

Added Test-Kitchen files for integration test. Update build.ps1 to new version.

Changed

• Updated build.ps1 script and build.yaml.
• Changed default timeout in Wait-Win32ProcessStart function for cab installation.

Added

• Added TestKitchen files for integration tests

This Pull Request (PR) fixes the following issues

Task list

• [x] Added an entry under the Unreleased section of the change log in the CHANGELOG.md. Entry should say what was changed, and how that affects users (if applicable).
• [ ] Resource documentation added/updated in README.md.
• [ ] Resource parameter descriptions added/updated in README.md, schema.mof and comment-based help.
• [ ] Comment-based help added/updated.
• [ ] Localization strings added/updated in all localization files as appropriate.
• [ ] Examples appropriately added/updated.
• [ ] Unit tests added/updated. See DSC Resource Testing Guidelines.
• [x] Integration tests added/updated (where possible). See DSC Resource Testing Guidelines.
• [x] New/changed code adheres to DSC Resource Style Guidelines and Best Practices.

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This change is